What is the temperature of air during a corona discharge?

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The discussion revolves around the phenomenon of lightning and the conditions required for it to occur, specifically the high electric potential needed for discharge. The mechanism of charge separation leading to lightning remains largely unexplained and lacks a universally accepted theory. A related inquiry focuses on the temperature of air during a corona discharge, with a request for clarification on whether this process can be considered adiabatic. The temperature around a corona discharge is typically very high, but specific values were not provided in the discussion. Overall, the conversation highlights the complexities of understanding electrical discharges in the atmosphere.
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! Lightning !

How does lightning occur ?
Please give a brief answer:smile:
Thanks in advance :smile:
 
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johncena said:
How does lightning occur ?
Please give a brief answer:smile:
Thanks in advance :smile:

ZZZzzzaaappp...(sorry - it's been a long morning).
 


johncena said:
How does lightning occur ?
Please give a brief answer:smile:
Thanks in advance :smile:

We're not sure. We know that areas having a high electric potential as compared to the ground evolve under the right conditions. Eventually the potential is high enough for a discharge to occur [I think about 30KV per meter], but the mechanism of charge separaton is not understood - at least there is no explanation that is universally accepted as being definitive.
 


Okay, My question is related to this topic so I will ask it here rather than creating a new topic.

I want to know the temperature attained by the air around a
space(at normal temperature and pressure) where a corona discharge takes place.
Also can the process of corona discharge be taken as an adiabatic process?

Thanks in advance for the replies.
 

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